@charset "utf-8";
body {padding:0;margin:0;font-size:12px; font-family:"宋体", Verdana, Arial;} 
.a_clear {}
.a_clear:after{ content:" "; visibility:hidden; display:block; height:0; overflow:hidden; clear:both;}
/* no ie mac \*/
* html .a_clear {height:1%;}
/* end */
*+html .a_clear {height:1%;} /* for ie7 */
.a_clear {display: inline-block;} /* for ie mac */ 
 